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ubuntuUbuntuUSN-4618-1
HistoryNov 05, 2020 - 12:00 a.m.

tmux vulnerability

2020-11-0500:00:00
ubuntu.com
128

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

8.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

25.6%

JSON

Releases

  • Ubuntu 20.10
  • Ubuntu 20.04 LTS

Packages

  • tmux - terminal multiplexer

Details

Sergey Nizovtsev discovered that tmux incorrectly handled some inputs.
An attacker could possibly use this issue to cause a crash or execute arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.10noarchtmux< 3.1b-1ubuntu0.1UNKNOWN
Ubuntu20.10noarchtmux-dbgsym< 3.1b-1ubuntu0.1UNKNOWN
Ubuntu20.04noarchtmux< 3.0a-2ubuntu0.2UNKNOWN
Ubuntu20.04noarchtmux-dbgsym< 3.0a-2ubuntu0.2UNKNOWN

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4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

8.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

25.6%

JSON
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